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java.lang.Objectorg.apache.commons.collections4.map.AbstractIterableMap<K,V>
org.apache.commons.collections4.map.AbstractMapDecorator<K,V>
org.apache.commons.collections4.map.AbstractSortedMapDecorator<K,V>
org.apache.commons.collections4.map.UnmodifiableSortedMap<K,V>
public final class UnmodifiableSortedMap<K,V>
Decorates another SortedMap
to ensure it can't be altered.
This class is Serializable from Commons Collections 3.1.
Attempts to modify it will result in an UnsupportedOperationException.
Nested Class Summary |
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Nested classes/interfaces inherited from class org.apache.commons.collections4.map.AbstractSortedMapDecorator |
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AbstractSortedMapDecorator.SortedMapIterator<K,V> |
Method Summary | ||
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void |
clear()
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Comparator<? super K> |
comparator()
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Set<Map.Entry<K,V>> |
entrySet()
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K |
firstKey()
Gets the first key currently in this map. |
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SortedMap<K,V> |
headMap(K toKey)
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Set<K> |
keySet()
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K |
lastKey()
Gets the last key currently in this map. |
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V |
put(K key,
V value)
Note that the return type is Object, rather than V as in the Map interface. |
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void |
putAll(Map<? extends K,? extends V> mapToCopy)
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V |
remove(Object key)
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SortedMap<K,V> |
subMap(K fromKey,
K toKey)
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SortedMap<K,V> |
tailMap(K fromKey)
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static
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unmodifiableSortedMap(SortedMap<K,V> map)
Factory method to create an unmodifiable sorted map. |
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Collection<V> |
values()
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Methods inherited from class org.apache.commons.collections4.map.AbstractSortedMapDecorator |
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decorated, mapIterator, nextKey, previousKey |
Methods inherited from class org.apache.commons.collections4.map.AbstractMapDecorator |
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containsKey, containsValue, equals, get, hashCode, isEmpty, size, toString |
Methods inherited from class java.lang.Object |
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clone, finalize, getClass, notify, notifyAll, wait, wait, wait |
Methods inherited from interface org.apache.commons.collections4.Get |
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containsKey, containsValue, get, isEmpty, size |
Method Detail |
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public static <K,V> SortedMap<K,V> unmodifiableSortedMap(SortedMap<K,V> map)
K
- the key typeV
- the value typemap
- the map to decorate, must not be null
IllegalArgumentException
- if map is nullpublic void clear()
clear
in interface Map<K,V>
clear
in interface Put<K,V>
clear
in class AbstractMapDecorator<K,V>
Map.clear()
public V put(K key, V value)
Put
put
in interface Map<K,V>
put
in interface Put<K,V>
put
in class AbstractMapDecorator<K,V>
Map.put(Object, Object)
public void putAll(Map<? extends K,? extends V> mapToCopy)
putAll
in interface Map<K,V>
putAll
in interface Put<K,V>
putAll
in class AbstractMapDecorator<K,V>
Map.putAll(Map)
public V remove(Object key)
remove
in interface Map<K,V>
remove
in interface Get<K,V>
remove
in class AbstractMapDecorator<K,V>
Map.remove(Object)
public Set<Map.Entry<K,V>> entrySet()
entrySet
in interface Map<K,V>
entrySet
in interface Get<K,V>
entrySet
in class AbstractMapDecorator<K,V>
Map.entrySet()
public Set<K> keySet()
keySet
in interface Map<K,V>
keySet
in interface Get<K,V>
keySet
in class AbstractMapDecorator<K,V>
Map.keySet()
public Collection<V> values()
values
in interface Map<K,V>
values
in interface Get<K,V>
values
in class AbstractMapDecorator<K,V>
Map.values()
public K firstKey()
OrderedMap
firstKey
in interface SortedMap<K,V>
firstKey
in interface OrderedMap<K,V>
firstKey
in class AbstractSortedMapDecorator<K,V>
public K lastKey()
OrderedMap
lastKey
in interface SortedMap<K,V>
lastKey
in interface OrderedMap<K,V>
lastKey
in class AbstractSortedMapDecorator<K,V>
public Comparator<? super K> comparator()
comparator
in interface SortedMap<K,V>
comparator
in class AbstractSortedMapDecorator<K,V>
public SortedMap<K,V> subMap(K fromKey, K toKey)
subMap
in interface SortedMap<K,V>
subMap
in class AbstractSortedMapDecorator<K,V>
public SortedMap<K,V> headMap(K toKey)
headMap
in interface SortedMap<K,V>
headMap
in class AbstractSortedMapDecorator<K,V>
public SortedMap<K,V> tailMap(K fromKey)
tailMap
in interface SortedMap<K,V>
tailMap
in class AbstractSortedMapDecorator<K,V>
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